﻿//
// Created by LiuYou on 2021/4/24.
//

#ifndef EFFECTIVEMORDENCPP_CUSTOMCLASS_HPP
#define EFFECTIVEMORDENCPP_CUSTOMCLASS_HPP


#include <ostream>

class CustomClass {
public:
    friend std::ostream& operator<<(std::ostream& os, const CustomClass& aClass);
};


#endif //EFFECTIVEMORDENCPP_CUSTOMCLASS_HPP
